# # U.S. Geological Survey # National Water Information System # Retrieved: 2024-05-10 10:13:14 EDT # # ---------------------------------- WARNING ---------------------------------------- # Some of the data that you have obtained from this U.S. Geological Survey database # may not have received Director's approval. Any such data values are qualified # as provisional and are subject to revision. Provisional data are released on the # condition that neither the USGS nor the United States Government may be held liable # for any damages resulting from its use. # # More data may be available offline. # For more information on these data, contact USGS Water Data Inquiries. # This file contains the annual peak streamflow data. # # This information includes the following fields: # # agency_cd Agency Code # site_no USGS station number # peak_dt Date of peak streamflow (format YYYY-MM-DD) # peak_tm Time of peak streamflow (24 hour format, 00:00 - 23:59) # peak_va Annual peak streamflow value in cfs # peak_cd Peak Discharge-Qualification codes (see explanation below) # gage_ht Gage height for the associated peak streamflow in feet # gage_ht_cd Gage height qualification codes # year_last_pk Peak streamflow reported is the highest since this year # ag_dt Date of maximum gage-height for water year (if not concurrent with peak) # ag_tm Time of maximum gage-height for water year (if not concurrent with peak # ag_gage_ht maximum Gage height for water year in feet (if not concurrent with peak # ag_gage_ht_cd maximum Gage height code # # Sites in this file include: # USGS 08104900 S Fk San Gabriel Rv at Georgetown, TX # # Peak Streamflow-Qualification Codes(peak_cd): # 1 ... Discharge is a Maximum Daily Average # 2 ... Discharge is an Estimate # 3 ... Discharge affected by Dam Failure # 4 ... Discharge less than indicated value, # which is Minimum Recordable Discharge at this site # 5 ... Discharge affected to unknown degree by # Regulation or Diversion # 6 ... Discharge affected by Regulation or Diversion # 7 ... Discharge is an Historic Peak # 8 ... Discharge actually greater than indicated value # 9 ... Discharge due to Snowmelt, Hurricane, # Ice-Jam or Debris Dam breakup # A ... Year of occurrence is unknown or not exact # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # C ... All or part of the record affected by Urbanization, # Mining, Agricultural changes, Channelization, or other # F ... Peak supplied by another agency # O ... Opportunistic value not from systematic data collection # R ... Revised # # Gage height qualification codes(gage_ht_cd,ag_gage_ht_cd): # 1 ... Gage height affected by backwater # 2 ... Gage height not the maximum for the year # 3 ... Gage height at different site and(or) datum # 4 ... Gage height below minimum recordable elevation # 5 ... Gage height is an estimate # 6 ... Gage datum changed during this year # 7 ... Debris, mud, or hyper-concentrated flow # 8 ... Gage height tidally affected # Bd ... Day of occurrence is unknown or not exact # Bm ... Month of occurrence is unknown or not exact # F ... Peak supplied by another agency # R ... Revised # # agency_cd site_no peak_dt peak_tm peak_va peak_cd gage_ht gage_ht_cd year_last_pk ag_dt ag_tm ag_gage_ht ag_gage_ht_cd 5s 15s 10d 6s 8s 33s 8s 27s 4s 10d 6s 8s 27s USGS 08104900 1957-04-24 41.00 5 USGS 08104900 1968-06-02 17400 15.15 USGS 08104900 1969-04-12 7520 11.15 USGS 08104900 1970-05-23 4710 9.28 USGS 08104900 1971-07-30 4190 8.93 USGS 08104900 1972-05-02 3600 8.38 USGS 08104900 1973-07-15 6850 10.75 USGS 08104900 1974-05-10 17800 15.79 USGS 08104900 1974-10-31 20200 16.61 USGS 08104900 1976-04-29 10700 12.87 USGS 08104900 1977-04-15 10600 12.83 USGS 08104900 1978-06-07 260 3.53 USGS 08104900 1979-05-28 4610 9.23 USGS 08104900 1980-05-13 2980 7.83 USGS 08104900 1981-09-03 33400 24.60 USGS 08104900 1981-10-13 8360 11.65 USGS 08104900 1983-05-11 16500 15.63 USGS 08104900 1984-06-28 1020 5.38 USGS 08104900 1984-10-20 5560 9.92 USGS 08104900 1986-02-03 25300 19.94 USGS 08104900 1987-06-04 13100 14.75 USGS 08104900 1987-11-25 2720 6.57 USGS 08104900 1989-05-17 10500 13.19 USGS 08104900 1990-05-03 2600 6.93 USGS 08104900 1991-04-13 3250 7.48 USGS 08104900 1992-02-04 11200 12.91 USGS 08104900 1993-06-21 19200 17.00 USGS 08104900 1994-05-13 8310 11.51 USGS 08104900 1994-10-25 7360 11.01 USGS 08104900 1996-09-20 4730 9.18 USGS 08104900 1997-04-04 9260 12.38 USGS 08104900 1998-03-16 5600 10.85 USGS 08104900 1998-10-17 15200 16.64 USGS 08104900 2000-05-02 791 5.60 USGS 08104900 2001-05-07 1520 6.88 USGS 08104900 2001-11-15 22:00 41000 27.06 USGS 08104900 2002-12-23 1530 6.85 USGS 08104900 2004-06-26 2610 8.26 USGS 08104900 2004-11-17 12900 15.52 USGS 08104900 2006-04-29 2830 8.41 USGS 08104900 2007-06-27 08:15 57500 31.65 USGS 08104900 2008-05-15 05:30 701 5.34 USGS 08104900 2009-09-12 16:45 5050 10.40 USGS 08104900 2010-09-08 03:45 24500 21.98 USGS 08104900 2011-02-11 08:15 79.0 2.84 USGS 08104900 2012-03-20 08:00 4690 10.06 USGS 08104900 2013-09-20 23:45 1560 6.53 USGS 08104900 2014-07-18 07:00 1150 8.68 USGS 08104900 2015-05-24 05:15 14700 17.12 USGS 08104900 2015-10-30 19:45 3060 11.28 USGS 08104900 2017-04-02 17:15 830 5.38 USGS 08104900 2018-09-22 08:45 29300 23.93 USGS 08104900 2018-10-16 11:00 14200 16.88 USGS 08104900 2020-02-12 11:50 412 4.12 USGS 08104900 2021-06-03 04:20 2790 7.99 USGS 08104900 2021-10-14 02:40 787 5.17 USGS 08104900 2023-04-21 12:40 341 4.22